/*
* This file is part of Project SkyFire https://www.projectskyfire.org.
* See LICENSE.md file for Copyright information
*/

#ifndef SKYFIRESERVER_PET_H
#define SKYFIRESERVER_PET_H

#include "PetDefines.h"
#include "TemporarySummon.h"

#define PET_FOCUS_REGEN_INTERVAL 4 * IN_MILLISECONDS
#define HAPPINESS_LEVEL_SIZE        333000

struct PetSpell
{
    ActiveStates active;
    PetSpellState state;
    PetSpellType type;
};

typedef UNORDERED_MAP<uint32, PetSpell> PetSpellMap;
typedef std::vector<uint32> AutoSpellList;

class Player;

class Pet : public Guardian
{
public:
    explicit Pet(Player* owner, PetType type = PetType::MAX_PET_TYPE);
    virtual ~Pet();

    void AddToWorld();
    void RemoveFromWorld();

    void SetDisplayId(uint32 modelId);

    PetType getPetType() const { return m_petType; }
    void setPetType(PetType type) { m_petType = type; }
    bool isControlled() const;
    bool isTemporarySummoned() const { return m_duration > 0; }

    bool IsPermanentPetFor(Player* owner) const;        // pet have tab in character windows and set UNIT_FIELD_PET_NUMBER

    bool Create(uint32 guidlow, Map* map, /*uint32 phaseMask,*/ uint32 Entry, uint32 pet_number);
    bool CreateBaseAtCreature(Creature* creature);
    bool CreateBaseAtCreatureInfo(CreatureTemplate const* cinfo, Unit* owner);
    bool CreateBaseAtTamed(CreatureTemplate const* cinfo, Map* map/*, uint32 phaseMask*/);
    bool LoadPetFromDB(Player* owner, uint32 petentry = 0, uint32 petnumber = 0, bool current = false);
    bool isBeingLoaded() const { return m_loading; }
    void SavePetToDB(PetSaveMode mode);
    void Remove(PetSaveMode mode, bool returnreagent = false);
    static void DeleteFromDB(uint32 guidlow);

    void setDeathState(DeathState s);                   // overwrite virtual Creature::setDeathState and Unit::setDeathState
    void Update(uint32 diff);                           // overwrite virtual Creature::Update and Unit::Update

    uint8 GetPetAutoSpellSize() const { return m_autospells.size(); }
    uint32 GetPetAutoSpellOnPos(uint8 pos) const
    {
        if (pos >= m_autospells.size())
            return 0;
        else
            return m_autospells[pos];
    }

    void GivePetXP(uint32 xp);
    void GivePetLevel(uint8 level);
    void SynchronizeLevelWithOwner();
    bool HaveInDiet(ItemTemplate const* item) const;
    uint32 GetCurrentFoodBenefitLevel(uint32 itemlevel) const;
    void SetDuration(int32 dur) { m_duration = dur; }
    int32 GetDuration() const { return m_duration; }

    /*
    bool UpdateStats(Stats stat);
    bool UpdateAllStats();
    void UpdateResistances(uint32 school);
    void UpdateArmor();
    void UpdateMaxHealth();
    void UpdateMaxPower(Powers power);
    void UpdateAttackPowerAndDamage(bool ranged = false);
    void UpdateDamagePhysical(WeaponAttackType attType);
    */

    void ToggleAutocast(SpellInfo const* spellInfo, bool apply);

    bool HasSpell(uint32 spell) const;

    void LearnPetPassives();
    void CastPetAuras(bool current);
    void CastPetAura(PetAura const* aura);
    bool IsPetAura(Aura const* aura);

    void _LoadSpellCooldowns();
    void _SaveSpellCooldowns(SQLTransaction& trans);
    void _LoadAuras(uint32 timediff);
    void _SaveAuras(SQLTransaction& trans);
    void _LoadSpells();
    void _SaveSpells(SQLTransaction& trans);


    uint16 m_petSpec;
    uint16 GetPetSpecByTalentTab(uint16 talenttab);
    uint16 GetSpecialization() const { return m_petSpec; }

    void SetSpec(uint16 spec);
    void UnlearnSpecializationSpells();
    void LearnSpecializationSpells();

    bool addSpell(uint32 spellId, ActiveStates active = ACT_DECIDE, PetSpellState state = PETSPELL_NEW, PetSpellType type = PETSPELL_NORMAL);
    bool learnSpell(uint32 spell_id);
    void learnSpellHighRank(uint32 spellid);
    void InitLevelupSpellsForLevel();
    bool unlearnSpell(uint32 spell_id, bool learn_prev, bool clear_ab = true);
    bool removeSpell(uint32 spell_id, bool learn_prev, bool clear_ab = true);
    void CleanupActionBar();
    virtual void ProhibitSpellSchool(SpellSchoolMask idSchoolMask, uint32 unTimeMs);

    PetSpellMap     m_spells;
    AutoSpellList   m_autospells;

    void InitPetCreateSpells();

    bool resetTalents();
    static void resetTalentsForAllPetsOf(Player* owner, Pet* online_pet = NULL);
    void InitTalentForLevel();

    uint8 GetMaxTalentPointsForLevel(uint8 level);
    uint8 GetFreeTalentPoints() const { return GetByteValue(UNIT_FIELD_ANIM_TIER, 1); }
    void SetFreeTalentPoints(uint8 points) { SetByteValue(UNIT_FIELD_ANIM_TIER, 1, points); }

    uint32  m_usedTalentCount;

    uint64 GetAuraUpdateMaskForRaid() const { return m_auraRaidUpdateMask; }
    void SetAuraUpdateMaskForRaid(uint8 slot) { m_auraRaidUpdateMask |= (uint64(1) << slot); }
    void ResetAuraUpdateMaskForRaid() { m_auraRaidUpdateMask = 0; }

    DeclinedName const* GetDeclinedNames() const { return m_declinedname; }

    bool    m_removed;                                  // prevent overwrite pet state in DB at next Pet::Update if pet already removed(saved)

    Player* GetOwner() const;

protected:
    PetType m_petType;
    int32   m_duration;                                 // time until unsummon (used mostly for summoned guardians and not used for controlled pets)
    uint64  m_auraRaidUpdateMask;
    bool    m_loading;
    uint32  m_regenTimer;

    DeclinedName* m_declinedname;

private:
    void SaveToDB(uint32, uint32)                       // override of Creature::SaveToDB     - must not be called
    {
        ASSERT(false);
    }
    void DeleteFromDB()                                 // override of Creature::DeleteFromDB - must not be called
    {
        ASSERT(false);
    }
};
#endif
